package service;

/**
 * 		两人对调
 * 		两个宿舍对调
 * @author Mark
 *
 */
public interface ChangeTwo {
	boolean changeTwoStu(int id_1, int id_2);
	boolean changeTwoDorm(int id_dorm1, int id_apart1, int id_dorm2, int id_apart2);
}
